ProgramNode(0...31)(
  [],
  StatementsNode(0...31)(
    [AliasNode(0...15)(
       GlobalVariableReadNode(6...10)(),
       GlobalVariableReadNode(11...15)(),
       (0...5)
     ),
     AliasNode(16...31)(
       SymbolNode(22...26)((22...23), (23...26), nil, "foo"),
       SymbolNode(27...31)((27...28), (28...31), nil, "bar"),
       (16...21)
     )]
  )
)
